Force and laws of motio
The velocity time graph for a constant velocity is:
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In the first second of its flight, a rocket ejects 1 /40 of its mass with a velocity of 1200 m s−1. The acceleration of the rocket is
Rahul is travelling in a bus moving at a constant speed of 50 km h−1. At one point of his journey, he throws a ball vertically upwards to a height 40 cm, the ball will fall (Neglect air friction)
Which one of the following is called first equation of motion?
A quantity has a value of−10.0 m/s. It may be the:
What force would be needed to produce an acceleration of 6m/s2 on a ball of mass 6 kg??
Direction: Read the passage carefully and answer the following question.Anobjectofmass1.5kgtravell∈g∈astraightl∈ewithavelocityof5ms−1collideswithaw∞denblockofmass5kgrest∈gonthe⌊.⌋This object sticks with wooden block after collision and both move together in a straight line. The total momentum after collision is
A train is moving at a speed of 60 m/s at 10.00 a.m. and at 80 m/s at 10:02 a.m. Assuming that the train moves along a straight track and the acceleration is constant, the value of acceleration is:
The velocity-time graph of moving object is shown in the given figure. The object: